The only way is down: subterranean survival warning

Solutions to the biggest threats facing our planet lie underground, according to experts who insist climate change, overpopulation and food shortages can all be tackled by going subterranean.

Why jackals thrive where humans dominate

As humans put nature under the plow, asphalt, and concrete, some creatures thrive through an "enemy of my enemy is my friend" approach, embracing our disruption of the natural order, and rushing to fill the void created by ...

Global landmarks go dark for Earth Hour

The UN headquarters in New York, the pyramids of Egypt and Rio's Christ the Redeemer statue were among top world monuments plunged into darkness for an hour Saturday to put the spotlight on climate change and its impact on ...

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